# #6fdde7

A color — cool, vivid, technical, modern. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#6fdde7`
- RGB: rgb(111, 221, 231)
- HSL: hsl(185, 71%, 67%)
- OKLCH: oklch(0.836 0.102 203.3)
- Relative luminance: 0.6086
- Nearest named color: Cold Blue (#88dddd, Δ 2.382) — https://brandsweets.com/colors/cold-blue
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/6fdde7

## Tints & shades

- Tints (toward white): #7ce0e9, #89e3eb, #96e6ed, #a3e9ef, #b5edf2, #c2f0f5, #cff4f7, #dcf7f9, #e9fafb, #f6fdfe
- Shades (toward black): #55d6e2, #36cfdd, #23c3d1, #1faab7, #1b929d, #15767e, #115d64, #0d454a, #07292c, #031011

## Harmonies

- Complementary: #e7796f
- Analogous: #6fe7b5, #6fa1e7
- Triadic: #e76fdd, #dde76f
- Split-complementary: #e76fa1, #e7b56f
- Tetradic: #b56fe7, #e7796f, #a1e76f

## Colors that go with #6fdde7

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #6fdde7: softer than #000 and cool enough to feel like part of the same palette. Seen in: Boeing (https://brandsweets.com/colors/brands/boeing-com), UEFA (https://brandsweets.com/colors/brands/uefa-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [harmony, pool: analogous] — Deep Sky Blue is #6fdde7's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Mistral AI (https://brandsweets.com/colors/brands/mistral-ai), Astro (https://brandsweets.com/colors/brands/astro-build), Calendly (https://brandsweets.com/colors/brands/calendly-com). — https://brandsweets.com/colors/deepskyblue
- **Dark Salmon** #e9967a [harmony, pool: complementary] — Dark Salmon sits directly opposite #6fdde7 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Polaroid (https://brandsweets.com/palettes/light#polaroid). — https://brandsweets.com/colors/darksalmon
- **Crimson** #dc143c [pool] — Crimson is paired with #6fdde7 in 4 real palettes, including Tiffany & Co.'s brand system and Frost & Ember, as the supporting colour. Seen in: Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Formula 1 (https://brandsweets.com/colors/brands/formula1-com), Riot Games (https://brandsweets.com/colors/brands/riotgames-com). — https://brandsweets.com/colors/crimson
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #6fdde7: 4 real palettes, including Opensea's brand system and Patreon's brand system, as the lead colour. Seen in: Opensea (https://brandsweets.com/colors/brands/opensea-io), Patreon (https://brandsweets.com/colors/brands/patreon-com), Bluesky Social (https://brandsweets.com/colors/brands/bsky-app), Figma (https://brandsweets.com/colors/brands/figma). — https://brandsweets.com/colors/dodgerblue
- **Plum** #dda0dd [harmony, pool: split] — Plum is a split-complement of #6fdde7: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Netlify (https://brandsweets.com/colors/brands/netlify-com), Blossom (https://brandsweets.com/palettes/light#blossom), Mercury (https://brandsweets.com/colors/brands/mercury-com). — https://brandsweets.com/colors/plum
- **Slate Gray** #708090 [pool] — 6 real palettes, including Still Water and Dusty Blue put Slate Gray beside #6fdde7, as the lead colour. Seen in: Still Water (https://brandsweets.com/palettes/cool#still-water), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Graphite Mono (https://brandsweets.com/palettes/neutral#graphite-mono), Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe). — https://brandsweets.com/colors/slategray
- **Taupe** #483c32 [pool] — Taupe is paired with #6fdde7 in 18 real palettes, including Boeing's brand system and Mint Chip, as the text colour against it. Seen in: Boeing (https://brandsweets.com/colors/brands/boeing-com), Mint Chip (https://brandsweets.com/palettes/light#mint-chip), Macaron (https://brandsweets.com/palettes/light#macaron), Nursery (https://brandsweets.com/palettes/light#nursery). — https://brandsweets.com/colors/taupe

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 1.59:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #18828c (4.55:1); AA: background → #575757 (4.53:1); AAA: text → #126169 (7.14:1); AAA: background → #3b3b3b (7.03:1)
- On black (#000000): 13.17:1 — AA pass, AA-large pass, AAA pass

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/6fdde7-a2b8be-df4e88-1f262d-e9f1ee?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#6fdde7" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.